<template>
  <div class='nav-bar'>
    <div class='left'>
      <slot name='left'></slot>
    </div>
    <div class='center'>
      <slot name='center'></slot>
    </div>
    <div class='right'>
      <slot name='right'></slot>
      </div>
  </div>
</template>

<script>
export default {

}
</script>

<style>
  .nav-bar {
    display: flex;
    line-height: 44px;
    text-align: center;
    box-shadow: 0 1px 1px rgba(100, 100, 100, .1); /*阴影*/
  }

  .left, .right {
    width: 60px;
  }

  .center {
    flex: 1;
  }
</style>